Examlex
What is the frequency of light emitted by a helium-neon laser with a wavelength of 632.8 nm and a speed of 3 × 108 m\s?
Shallow Copy
A shallow copy of an object copies the 'outer' structure of the object, but not the inner objects; the copied object still references the same inner objects as the original.
Java.util
It's a package in Java that provides access to utility classes that can handle collections, dates, random numbers, and other common tasks.
Iterator Interface
An interface in Java that defines methods for iterating over a collection of objects.
Linked Data Structure
A structure of interlinked nodes or elements that allow for efficient insertion, deletion, or navigation operations.
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